Engineering Articles
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6/22/2026
nodejs OOMKilled kubernetes max-old-space-size set correctly but pod still crashes? Here's the Buffer trap and the new flag that actually fixes it.
6/21/2026
LangChain v1 custom memory migration breaks AgentExecutor setups built on Postgres or Cosmos DB. Here's the exact checkpointer fix, with working code.
6/20/2026
Node 24 native module Docker build fails because better-sqlite3, sharp and bcrypt lost prebuilt binaries. Here's the exact multi-stage Dockerfile fix.
6/14/2026
Vercel AI SDK v5 useChat not streaming after migrating from v4? Here are 5 exact causes with working code - Next.js, Express, React.memo, setChat, and
6/13/2026
Drizzle nested query reverse relation errors throw a Postgres LATERAL error 3 levels deep. Here's why it happens - and two working fixes.
6/8/2026
Express 5 missing parameter name crash after upgrading? Here is every broken route pattern mapped to its exact v5 fix - wildcards, optionals, and rege
6/4/2026
AI SDK v6 migration breaking your useChat or streamText? Here are the exact fixes for async convertToModelMessages, strict schemas, and tool parts.
6/3/2026
Next.js use cache not working after the 16 upgrade? The 3 silent failure modes - wrong placement, runtime APIs, the revalidateTag trap - with fixes.
6/1/2026
Node enum not supported when you run node app.ts in Node 24? Here is why type stripping breaks your enums, plus 3 working fixes with real code.
